On Wed, 08 Jul 2009 02:13:47 GMT, "Lew Hodgett"
wrote:

You NEVER want to use Teflon tape on combustion plumbing.

I certainly can't fault your advice other than to mention that
combustion plumbing is a little outside the scope of the OP's
question. Which, if I read correctly, involves plumbing for compressed
air.

Tom Veatch
Wichita, KS
USA